485 resultados para 1348


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Purpose. Three studies examined the degree to which investigative interviewers’ adherence to best-practice guidelines is consistent across similar mock interviews.
Method. In each study, two interviews were administered within a period of several hours. Further, group and individual stability of interviewer performance was analysed, and performance was measured by calculating the proportion of open-ended and leading questions as well as the presence of predetermined problem behaviours. The studies varied depending on the type of interview paradigm employed. Interviewer performance in Study 1was measured in a group context where participants rotated between the role of interviewer, child respondent, and observer. In Study 2, an adult played the role of a child recalling abuse but this occurred in isolation (participants did not observe others or play the child). Study 3 was similar to Study 2 except that in each interview an unfamiliar child aged 5–7 years recalled an innocuous event.
Results. Interviewer performance was relatively stable across tasks, although the strength of the relationship between measures varied across analyses. Improvement in open-ended question usage occurred in Study 1 but not Studies 2 and 3. Irrespective of the assessment context, the dichotomous rating scale yielded greater consistency than when questions were tallied. Further, group stability overestimated individual stability. The practical implications of these findings for trainers and researchers are discussed.

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Objectives. Motivating offenders to change in therapy is an important aspect of effective offender treatment, yet despite this, offenders' motivation to change has received little close attention in the academic and professional literature. This situation is a result of an over-emphasis on the risk management model of rehabilitation, and a consequent failure to construe motivation within an overarching theory of offender rehabilitation.

Method. We present a social cognitive model of offender motivation — the Good Lives Model (GLM) — that provides a framework for incorporating factors that have been shown to be of importance in enhancing offender motivation. This is based upon the notion that all humans strive to achieve primary goods that are intrinsically rewarding and essential to well-being. Where offenders are concerned, criminogenic problems relate, not to the goods offenders seek, but to the way they seek them. Any treatment approach should take this into account and focus positively on equipping people with the skills required to achieve goals rather than simply look to manage risk. The motivational construct that we use here is that of goals. In the GLM, goals are the less abstract depictions of primary human goods and it is with these that people are typically engaged in their day-to-day activities and lives. Looking at therapeutic goal-setting, methods and styles of therapy, and therapist approaches, we derive theoretically-based key issues in motivating offenders to change in therapy.

Conclusion. In conclusion, we present a summary of 12 strategies and techniques that will not only help practitioners enhance their therapeutic effectiveness, but hopefully also act as a catalyst in the development of research on offenders' motivation to change.

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Objectives. Human rights serve to orientate practitioners to the necessary conditions for a minimally worthwhile life for service users, the prerequisites for a life of dignity and a chance at happiness, and the opportunity to incorporate into their life plans cherished values and goals. In this introduction to the special section paper, I discuss the basic concept of human rights and outline their relevance for clinical practice with offenders.

Method. I explore the core values associated with human rights and suggest that one of their primary functions is to protect the internal and external conditions of individuals' agency and their pursuit of better lives.

Conclusion. I briefly outline the three articles comprising this special section of LCP on human rights that address issues of risk, therapeutic jurisprudence, and the rights of detained persons.

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The aim of this population-based, prospective cohort study was to investigate long-term associations between dietary calcium intake and fractures, non-fatal cardiovascular disease (CVD), and death from all causes. Participants were from the Melbourne Collaborative Cohort Study, which was established in 1990 to 1994. A total of 41,514 men and women (∼99% aged 40 to 69 years at baseline) were followed up for a mean (SD) of 12 (1.5) years. Primary outcome measures were time to death from all causes (n = 2855), CVD-related deaths (n = 557), cerebrovascular disease-related deaths (n = 139), incident non-fatal CVD (n = 1827), incident stroke events (n = 537), and incident fractures (n = 788). A total of 12,097 participants (aged ≥50 years) were eligible for fracture analysis and 34,468 for non-fatal CVD and mortality analyses. Mortality was ascertained by record linkage to registries. Fractures and CVD were ascertained from interview ∼13 years after baseline. Quartiles of baseline energy-adjusted calcium intake from food were estimated using a food-frequency questionnaire. Hazard ratios (HR) and odds ratios (OR) were calculated for quartiles of dietary calcium intake. Highest and lowest quartiles of energy-adjusted dietary calcium intakes represented unadjusted means (SD) of 1348 (316) mg/d and 473 (91) mg/d, respectively. Overall, there were 788 (10.3%) incident fractures, 1827 (9.0%) incident CVD, and 2855 people (8.6%) died. Comparing the highest with the lowest quartile of calcium intake, for all-cause mortality, the HR was 0.86 (95% confidence interval [CI] 0.76-0.98, ptrend  = 0.01); for non-fatal CVD and stroke, the OR was 0.84 (95% CI 0.70-0.99, ptrend  = 0.04) and 0.69 (95% CI 0.51-0.93, ptrend  = 0.02), respectively; and the OR for fracture was 0.70 (95% CI 0.54-0.92, ptrend  = 0.004). In summary, for older men and women, calcium intakes of up to 1348 (316) mg/d from food were associated with decreased risks for fracture, non-fatal CVD, stroke, and all-cause mortality.

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Iniciamos o presente trabalho fazendo um estudo comparativo entre duas células de carga de compressão, ambas em formato cilíndrico, possuindo internamente, à meia altura do corpo, uma placa engastada. Estas duas células de carga são de aço SAE 1045; para uma delas adaptamos um modelo matemático teórico, através do qual foram pré-determinadas as suas dimensões, objetivando em comportamento ótimo no que se refere às distribuições de tensões e deformações, esta denominamos de Célula de Carga I. Na outra, denominada de Célula de Carga II, alteramos algumas dimensões, com a finalidade de comparar seu comportamento em relação à primeira. Também, no transcorrer do trabalho analisamos e comparamos os resultados matemáticos com os valores práticos encontrados. Frente aos resultados obtidos neste estudo prévio, projetamos, construímos e analisamos cinco outras células de carga (Células de Carga III, IV, V, VI e VII), em termos de geometria, material e tratamento térmico, visando o aperfeiçoamento de tais transdutores de força no que concerne a usinagem, resposta de sinal elétrico, limitações e aplicações industriais.

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O presente trabalho teve como objetivo estudar o efeito de diferentes temperaturas-ambiente durante a primeira semana de vida de pintos de corte sob parâmetros zootécnicos, desenvolvimento visceral e crescimento ósseo. Foram utilizados 240 pintos de um dia, alojados em 3 câmaras climáticas, com temperaturas constantes de 20, 25 e 35°C do 1° ao 7° dia de vida. Diariamente, o consumo de água e ração, bem como o peso vivo, o peso relativo do fígado, moela, coração, saco vitelino e bursa de Fabricius foram avaliados. A tíbia e o fêmur também foram pesados e o comprimento e espessura (diâmetro médio) mensurados. As aves criadas a 20°C ganharam menos peso e consumiram menos ração do que aves mantidas a 25°C e menos água do que aves mantidas a 35°C. O peso relativo do fígado, coração e moela foram afetados pela temperatura ambiente, entretanto, não foi observado efeito da temperatura de criação sobre o peso do saco vitelino e bursa de Fabricius. Os dados mostraram que todos os parâmetros ósseos pesquisados aumentaram com a idade das aves. A temperatura ambiente não afetou a espessura da tíbia e do fêmur, mas foi observado um aumento significativo no peso e comprimento dos ossos com o aumento da temperatura ambiente. Os resultados desse experimento mostraram que o estresse por frio (20°C) reduziu o crescimento ósseo bem como o peso vivo das aves, durante os primeiros sete dias após a eclosão.

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One of the high tuberculosis (TB) incidence countries in the world, Brazil is characterized by considerable differences in TB incidence on regional and state level. In the present study, we describe Brazilian spoligotypes of 1991 Mycobacterium tuberculosis complex (MTC) clinical isolates from patients residents of 11 states from different regions of the country, diagnosed between 1996 and 2005. By performing spoligotyping on a large number of M. tuberculosis clinical isolates, one of the main objectives of this study was to determine the major genotype families causing TB in Brazil and to verify the region-associated genotype distribution. We observed a total of 577 distinct spoligopatterns, 12.6% of these corresponded to orphan patterns while 87.4% belonged to 326 shared-types (SITs). Among the latter, 86 SITs (isolated from 178 patients) had been observed for the first time in this study, the most frequent being SIT2517 which belonged to the T3-ETH lineage and was exclusively found among patients residents of Belem, the capital of the state of Para (n = 8 isolates). Irrespective of shared-type labeling, a total of 19.5% strains were unique (unclustered) in our study as opposed to 80.5% clustered isolates (189 clusters, size range from 2 to 205 isolates). The three largest clusters were SIT42 of the Latin-America & Mediterranean (LAM) 9 clade (10.3%), SIT53 of the T clade (7.6%), and SIT50 of the Haarlem clade (5.4%). The predominant MTC lineages in Brazil in decreasing order belonged to the LAM (46%); the ill-defined T (18.6%); the Haarlem (12.2%), the X (4.7%), the S (1.9%), and the East African Indian (EAI) (0.85%) families. The rest of clades grouped together as Mycobacterium africanum, Mycobacterium bovis, Beijing, Central Asian (CAS), and the Manu types, represented less than 1% of the strains. Finally, about 15% of the isolates showed spoligotype signatures that were not yet classified among well-defined lineages. In conclusion, we provide hereby a first insight into the population structure of MTC isolates in Brazil, showing the predominance of both LAM and T family and the existence of region-associated genotypes. (C) 2011 Elsevier B.V. All rights reserved.

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Most face recognition approaches require a prior training where a given distribution of faces is assumed to further predict the identity of test faces. Such an approach may experience difficulty in identifying faces belonging to distributions different from the one provided during the training. A face recognition technique that performs well regardless of training is, therefore, interesting to consider as a basis of more sophisticated methods. In this work, the Census Transform is applied to describe the faces. Based on a scanning window which extracts local histograms of Census Features, we present a method that directly matches face samples. With this simple technique, 97.2% of the faces in the FERET fa/fb test were correctly recognized. Despite being an easy test set, we have found no other approaches in literature regarding straight comparisons of faces with such a performance. Also, a window for further improvement is presented. Among other techniques, we demonstrate how the use of SVMs over the Census Histogram representation can increase the recognition performance.

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A hepatite viral B constitui um dos mais importantes problemas de saúde pública em todos os continentes. O vírus da hepatite B se transmite por via parenteral e, sobretudo, por via sexual. O objetivo foi avaliar a população ativa dos funcionários de limpeza do hospital da Faculdade de Medicina de Botucatu-UNESP, que receberam esquema completo de vacinação contra a hepatite B, medir os níveis de anticorpo contra o AgHBs (anti-HBs) e avaliar a sua relação com as condições epidemiológicas gerais, de vida pessoal e profissional e de risco de infecção pelo vírus da hepatite B.

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)